Solar panel



FIG. 1 is a front elevational view of a solar panel showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is a second perspective view thereof;

FIG. 9 is a third perspective view thereof;

FIG. 10 is a fourth perspective view thereof;

FIG. 11 is a fifth perspective view thereof;

FIG. 12 is a sixth perspective view thereof; and,

FIG. 13 is a seventh perspective view thereof.

The broken lines shown illustrate the portions of the solar panel that form no part of the claimed design. 

CLAIM The ornamental design for a solar panel, as shown and described. 